Home / 3,914,021.28-5,863,391.52-2,696,725.92

Finding the Fourth Proportional to 3,914,021.28, 5,863,391.52 and 2,696,725.92

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Solution

The fourth proportional to 3,914,021.28, 5,863,391.52 and 2,696,725.92 is: 4,039,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,021.28 : 5,863,391.52 = 2,696,725.92 : x
  2. Step 2: Convert to fraction form
    3,914,021.28/5,863,391.52 = 2,696,725.92/x
  3. Step 3: Cross multiply
    3,914,021.28x = 5,863,391.52 × 2,696,725.92
  4. Step 4: Simplify right side
    3,914,021.28x = 15,811,959,891,092.20
  5. Step 5: Solve for x
    x = 15,811,959,891,092.20/3,914,021.28
  6. Step 6: Final answer
    x = 4,039,824.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.